Home / 6,670.45-9,204.97-3,838.74

Finding the Fourth Proportional to 6,670.45, 9,204.97 and 3,838.74

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Solution

The fourth proportional to 6,670.45, 9,204.97 and 3,838.74 is: 5,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.45 : 9,204.97 = 3,838.74 : x
  2. Step 2: Convert to fraction form
    6,670.45/9,204.97 = 3,838.74/x
  3. Step 3: Cross multiply
    6,670.45x = 9,204.97 × 3,838.74
  4. Step 4: Simplify right side
    6,670.45x = 35,335,482.11
  5. Step 5: Solve for x
    x = 35,335,482.11/6,670.45
  6. Step 6: Final answer
    x = 5,297.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.